diff --git a/v4/inprocess-proxy/package.json b/v4/inprocess-proxy/package.json
index 0ed60e00..9e95dc63 100644
--- a/v4/inprocess-proxy/package.json
+++ b/v4/inprocess-proxy/package.json
@@ -28,7 +28,7 @@
     "eslint-config-prettier": "8.6.0",
     "eslint-plugin-import": "2.26.0",
     "eslint-plugin-prettier": "4.2.1",
-    "prettier": "2.8.1",
+    "prettier": "2.8.4",
     "ts-jest": "29.0.3",
     "ts-node": "10.9.1",
     "typescript": "4.9.4"
diff --git a/v4/inprocess-proxy/yarn.lock b/v4/inprocess-proxy/yarn.lock
index d5920bfa..954d9a79 100644
--- a/v4/inprocess-proxy/yarn.lock
+++ b/v4/inprocess-proxy/yarn.lock
@@ -3427,10 +3427,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@2.8.1:
-  version "2.8.1"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.1.tgz#4e1fd11c34e2421bc1da9aea9bd8127cd0a35efc"
-  integrity sha512-lqGoSJBQNJidqCHE80vqZJHWHRFoNYsSpP9AjFhlhi9ODCJA541svILes/+/1GM3VaL/abZi7cpFzOpdR9UPKg==
+prettier@2.8.4:
+  version "2.8.4"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.4.tgz#34dd2595629bfbb79d344ac4a91ff948694463c3"
+  integrity sha512-vIS4Rlc2FNh0BySk3Wkd6xmwxB0FpOndW5fisM5H8hsZSxU2VWVB5CWIkIjWvrHjIhxk2g3bfMKM87zNTrZddw==
 
 process-nextick-args@~2.0.0:
   version "2.0.1"